24 y.o. male taking Vyvanse irregularly- several occurances of painful swallowing, soft palate discomfort, only when eating. awareness of hyposalivation, but not uncomfortable unless eating. recall several instances but no common food; tonight- roasted turkey & green beans, bland, no sauce..., previously chicken, another time a peanut snack/ granola bar. Protein all instances??? Vyvanse taken early in day, reaction late in day, not eating through day though... Never occurred without Vyvanse.